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[144.49.247.2]) by smtp-relay.gmail.com with ESMTPS id d9443c01a7336-2a7190a2c83sm1150455ad.6.2026.01.15.16.50.45 for (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Thu, 15 Jan 2026 16:50:45 -0800 (PST) X-Relaying-Domain: broadcom.com X-CFilter-Loop: Reflected Received: by mail-dl1-f71.google.com with SMTP id a92af1059eb24-11b9786fb51so9599834c88.1 for ; Thu, 15 Jan 2026 16:50:44 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=broadcom.com; s=google; t=1768524644; x=1769129444; darn=vger.kernel.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=AHFPBrVlK2s/u5AKaaQtJA7blAEpHfxbbOxow8w91c8=; b=WfgAENTPEgxS0jLIIHS/NT6KjJWc1R6g6Q0/YvnWoSfVItunzI3W/JCZ4wnfXQyoRa 2zrDhHzBZKK/3h9pRfFLGa9oxKCDXl0iFBJruH69JIvYuZA2OuBJmqZ3D/lq8ISpRt6B d4QRvDp9FNH2cX31IGJd6kuD16L6kPnN7yQ6g= X-Forwarded-Encrypted: i=1; AJvYcCUy1jfOKRW5kP0fymhvv08J1Pb+fBzXVuD4dWX7hElspAA4CzmMp++/jHKwg2qDiEoLFC2F10yzUprm8NE=@vger.kernel.org X-Received: by 2002:a05:7022:6b86:b0:11a:fe6f:806a with SMTP id a92af1059eb24-1244a769e0emr1212110c88.31.1768524643920; Thu, 15 Jan 2026 16:50:43 -0800 (PST) X-Received: by 2002:a05:7022:6b86:b0:11a:fe6f:806a with SMTP id a92af1059eb24-1244a769e0emr1212094c88.31.1768524643339; Thu, 15 Jan 2026 16:50:43 -0800 (PST) Received: from stbsdo-bld-1.sdg.broadcom.net ([192.19.161.248]) by smtp.gmail.com with ESMTPSA id a92af1059eb24-1244ac6c2besm1162305c88.5.2026.01.15.16.50.42 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 15 Jan 2026 16:50:42 -0800 (PST) From: justin.chen@broadcom.com To: florian.fainelli@broadcom.com, andrew+netdev@lunn.ch, davem@davemloft.net, edumazet@google.com, kuba@kernel.org, pabeni@redhat.com, richardcochran@gmail.com Cc: bcm-kernel-feedback-list@broadcom.com, netdev@vger.kernel.org, linux-kernel@vger.kernel.org, Justin Chen Subject: [PATCH net-next 2/3] net: bcmasp: clean up some legacy logic Date: Thu, 15 Jan 2026 16:50:36 -0800 Message-Id: <20260116005037.540490-3-justin.chen@broadcom.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20260116005037.540490-1-justin.chen@broadcom.com> References: <20260116005037.540490-1-justin.chen@broadcom.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-DetectorID-Processed: b00c1d49-9d2e-4205-b15f-d015386d3d5e Content-Type: text/plain; charset="utf-8" From: Justin Chen Removed wol_irq check. This was needed for brcm,asp-v2.0, which was removed in previous commits. Removed bcmasp_intf_ops. These function pointers were added to make it easier to implement pseudo channels. These channels were removed in newer versions of the hardware and were never implemented. Signed-off-by: Justin Chen Reviewed-by: Florian Fainelli --- drivers/net/ethernet/broadcom/asp2/bcmasp.c | 5 -- drivers/net/ethernet/broadcom/asp2/bcmasp.h | 36 ------------ .../net/ethernet/broadcom/asp2/bcmasp_intf.c | 58 ++++--------------- 3 files changed, 10 insertions(+), 89 deletions(-) diff --git a/drivers/net/ethernet/broadcom/asp2/bcmasp.c b/drivers/net/ethe= rnet/broadcom/asp2/bcmasp.c index 014340f33345..36df7d1a9be3 100644 --- a/drivers/net/ethernet/broadcom/asp2/bcmasp.c +++ b/drivers/net/ethernet/broadcom/asp2/bcmasp.c @@ -1081,15 +1081,10 @@ static irqreturn_t bcmasp_isr_wol(int irq, void *da= ta) struct bcmasp_priv *priv =3D data; u32 status; =20 - /* No L3 IRQ, so we good */ - if (priv->wol_irq <=3D 0) - goto irq_handled; - status =3D wakeup_intr2_core_rl(priv, ASP_WAKEUP_INTR2_STATUS) & ~wakeup_intr2_core_rl(priv, ASP_WAKEUP_INTR2_MASK_STATUS); wakeup_intr2_core_wl(priv, status, ASP_WAKEUP_INTR2_CLEAR); =20 -irq_handled: pm_wakeup_event(&priv->pdev->dev, 0); return IRQ_HANDLED; } diff --git a/drivers/net/ethernet/broadcom/asp2/bcmasp.h b/drivers/net/ethe= rnet/broadcom/asp2/bcmasp.h index e238507be40a..29cd87335ec8 100644 --- a/drivers/net/ethernet/broadcom/asp2/bcmasp.h +++ b/drivers/net/ethernet/broadcom/asp2/bcmasp.h @@ -268,13 +268,6 @@ struct bcmasp_mib_counters { u32 tx_timeout_cnt; }; =20 -struct bcmasp_intf_ops { - unsigned long (*rx_desc_read)(struct bcmasp_intf *intf); - void (*rx_buffer_write)(struct bcmasp_intf *intf, dma_addr_t addr); - void (*rx_desc_write)(struct bcmasp_intf *intf, dma_addr_t addr); - unsigned long (*tx_read)(struct bcmasp_intf *intf); - void (*tx_write)(struct bcmasp_intf *intf, dma_addr_t addr); -}; =20 struct bcmasp_priv; =20 @@ -286,7 +279,6 @@ struct bcmasp_intf { /* ASP Ch */ int channel; int port; - const struct bcmasp_intf_ops *ops; =20 /* Used for splitting shared resources */ int index; @@ -407,34 +399,6 @@ struct bcmasp_priv { struct mutex net_lock; }; =20 -static inline unsigned long bcmasp_intf_rx_desc_read(struct bcmasp_intf *i= ntf) -{ - return intf->ops->rx_desc_read(intf); -} - -static inline void bcmasp_intf_rx_buffer_write(struct bcmasp_intf *intf, - dma_addr_t addr) -{ - intf->ops->rx_buffer_write(intf, addr); -} - -static inline void bcmasp_intf_rx_desc_write(struct bcmasp_intf *intf, - dma_addr_t addr) -{ - intf->ops->rx_desc_write(intf, addr); -} - -static inline unsigned long bcmasp_intf_tx_read(struct bcmasp_intf *intf) -{ - return intf->ops->tx_read(intf); -} - -static inline void bcmasp_intf_tx_write(struct bcmasp_intf *intf, - dma_addr_t addr) -{ - intf->ops->tx_write(intf, addr); -} - #define __BCMASP_IO_MACRO(name, m) \ static inline u32 name##_rl(struct bcmasp_intf *intf, u32 off) \ { \ diff --git a/drivers/net/ethernet/broadcom/asp2/bcmasp_intf.c b/drivers/net= /ethernet/broadcom/asp2/bcmasp_intf.c index b9973956c480..6cddd3280cb8 100644 --- a/drivers/net/ethernet/broadcom/asp2/bcmasp_intf.c +++ b/drivers/net/ethernet/broadcom/asp2/bcmasp_intf.c @@ -231,39 +231,6 @@ static struct sk_buff *bcmasp_csum_offload(struct net_= device *dev, return skb; } =20 -static unsigned long bcmasp_rx_edpkt_dma_rq(struct bcmasp_intf *intf) -{ - return rx_edpkt_dma_rq(intf, RX_EDPKT_DMA_VALID); -} - -static void bcmasp_rx_edpkt_cfg_wq(struct bcmasp_intf *intf, dma_addr_t ad= dr) -{ - rx_edpkt_cfg_wq(intf, addr, RX_EDPKT_RING_BUFFER_READ); -} - -static void bcmasp_rx_edpkt_dma_wq(struct bcmasp_intf *intf, dma_addr_t ad= dr) -{ - rx_edpkt_dma_wq(intf, addr, RX_EDPKT_DMA_READ); -} - -static unsigned long bcmasp_tx_spb_dma_rq(struct bcmasp_intf *intf) -{ - return tx_spb_dma_rq(intf, TX_SPB_DMA_READ); -} - -static void bcmasp_tx_spb_dma_wq(struct bcmasp_intf *intf, dma_addr_t addr) -{ - tx_spb_dma_wq(intf, addr, TX_SPB_DMA_VALID); -} - -static const struct bcmasp_intf_ops bcmasp_intf_ops =3D { - .rx_desc_read =3D bcmasp_rx_edpkt_dma_rq, - .rx_buffer_write =3D bcmasp_rx_edpkt_cfg_wq, - .rx_desc_write =3D bcmasp_rx_edpkt_dma_wq, - .tx_read =3D bcmasp_tx_spb_dma_rq, - .tx_write =3D bcmasp_tx_spb_dma_wq, -}; - static netdev_tx_t bcmasp_xmit(struct sk_buff *skb, struct net_device *dev) { struct bcmasp_intf *intf =3D netdev_priv(dev); @@ -368,7 +335,7 @@ static netdev_tx_t bcmasp_xmit(struct sk_buff *skb, str= uct net_device *dev) =20 skb_tx_timestamp(skb); =20 - bcmasp_intf_tx_write(intf, intf->tx_spb_dma_valid); + tx_spb_dma_wq(intf, intf->tx_spb_dma_valid, TX_SPB_DMA_VALID); =20 if (tx_spb_ring_full(intf, MAX_SKB_FRAGS + 1)) netif_stop_queue(dev); @@ -449,7 +416,7 @@ static int bcmasp_tx_reclaim(struct bcmasp_intf *intf) struct bcmasp_desc *desc; dma_addr_t mapping; =20 - read =3D bcmasp_intf_tx_read(intf); + read =3D tx_spb_dma_rq(intf, TX_SPB_DMA_READ); while (intf->tx_spb_dma_read !=3D read) { txcb =3D &intf->tx_cbs[intf->tx_spb_clean_index]; mapping =3D dma_unmap_addr(txcb, dma_addr); @@ -519,7 +486,7 @@ static int bcmasp_rx_poll(struct napi_struct *napi, int= budget) u64 flags; u32 len; =20 - valid =3D bcmasp_intf_rx_desc_read(intf) + 1; + valid =3D rx_edpkt_dma_rq(intf, RX_EDPKT_DMA_VALID) + 1; if (valid =3D=3D intf->rx_edpkt_dma_addr + DESC_RING_SIZE) valid =3D intf->rx_edpkt_dma_addr; =20 @@ -591,8 +558,8 @@ static int bcmasp_rx_poll(struct napi_struct *napi, int= budget) u64_stats_update_end(&stats->syncp); =20 next: - bcmasp_intf_rx_buffer_write(intf, (DESC_ADDR(desc->buf) + - desc->size)); + rx_edpkt_cfg_wq(intf, (DESC_ADDR(desc->buf) + desc->size), + RX_EDPKT_RING_BUFFER_READ); =20 processed++; intf->rx_edpkt_dma_read =3D @@ -603,7 +570,7 @@ static int bcmasp_rx_poll(struct napi_struct *napi, int= budget) DESC_RING_COUNT); } =20 - bcmasp_intf_rx_desc_write(intf, intf->rx_edpkt_dma_read); + rx_edpkt_dma_wq(intf, intf->rx_edpkt_dma_read, RX_EDPKT_DMA_READ); =20 if (processed < budget && napi_complete_done(&intf->rx_napi, processed)) bcmasp_enable_rx_irq(intf, 1); @@ -1271,7 +1238,6 @@ struct bcmasp_intf *bcmasp_interface_create(struct bc= masp_priv *priv, } =20 SET_NETDEV_DEV(ndev, dev); - intf->ops =3D &bcmasp_intf_ops; ndev->netdev_ops =3D &bcmasp_netdev_ops; ndev->ethtool_ops =3D &bcmasp_ethtool_ops; intf->msg_enable =3D netif_msg_init(-1, NETIF_MSG_DRV | @@ -1333,10 +1299,8 @@ static void bcmasp_suspend_to_wol(struct bcmasp_intf= *intf) =20 umac_enable_set(intf, UMC_CMD_RX_EN, 1); =20 - if (intf->parent->wol_irq > 0) { - wakeup_intr2_core_wl(intf->parent, 0xffffffff, - ASP_WAKEUP_INTR2_MASK_CLEAR); - } + wakeup_intr2_core_wl(intf->parent, 0xffffffff, + ASP_WAKEUP_INTR2_MASK_CLEAR); =20 if (ndev->phydev && ndev->phydev->eee_cfg.eee_enabled && intf->parent->eee_fixup) @@ -1389,10 +1353,8 @@ static void bcmasp_resume_from_wol(struct bcmasp_int= f *intf) reg &=3D ~UMC_MPD_CTRL_MPD_EN; umac_wl(intf, reg, UMC_MPD_CTRL); =20 - if (intf->parent->wol_irq > 0) { - wakeup_intr2_core_wl(intf->parent, 0xffffffff, - ASP_WAKEUP_INTR2_MASK_SET); - } + wakeup_intr2_core_wl(intf->parent, 0xffffffff, + ASP_WAKEUP_INTR2_MASK_SET); } =20 int bcmasp_interface_resume(struct bcmasp_intf *intf) --=20 2.34.1